1490651631

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{28961}}^1$

素因数の和:29036

約数の個数: 48

約数和(自身を含む): 2650602240

約数和(自身を除く): 1159950609

約数列:

[1, 3, 7, 9, 19, 21, 43, 57, 63, 129, 133, 171, 301, 387, 399, 817, 903, 1197, 2451, 2709, 5719, 7353, 17157, 28961, 51471, 86883, 202727, 260649, 550259, 608181, 1245323, 1650777, 1824543, 3735969, 3851813, 4952331, 8717261, 11207907, 11555439, 23661137, 26151783, 34666317, 70983411, 78455349, 165627959, 212950233, 496883877, 1490651631]

約数ペア:

[(1, 1490651631), (3, 496883877), (7, 212950233), (9, 165627959), (19, 78455349), (21, 70983411), (43, 34666317), (57, 26151783), (63, 23661137), (129, 11555439), (133, 11207907), (171, 8717261), (301, 4952331), (387, 3851813), (399, 3735969), (817, 1824543), (903, 1650777), (1197, 1245323), (2451, 608181), (2709, 550259), (5719, 260649), (7353, 202727), (17157, 86883), (28961, 51471)]